VANCE AFB: EPA violation history, explained

VANCE AFB has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 3,231 people get their water from it, across 592 connections.

VANCE AFB's record against the rest of the country

6 total violations and 3 health-based ones put VANCE AFB at the 57th percentile nationally for violation burden, rank 5,510 of 12,903.

Against the OK average

OK's 240 covered systems average 39.5 health-based violations each; VANCE AFB carries 3, not more than typical for the state. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

VANCE AFB's most recent violation on record is dated 2014-01-09, with the most recent health-based one dated 2014-01-09. Last reported to EPA: 05/13/2026.

The concern categories on record

VANCE AFB's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:

• Microbial contamination / treatment technique - flagged from: Coliform (TCR)

The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.

What VANCE AFB's record does not cover

VANCE AFB's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. This record - 3 health-based violations on file for VANCE AFB - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.